Air 40mm Check Valve 40mm See Through.
- Removable clear top of easy cleaning.
- Parts replaceable.
- Spring loaded valve.
- Can be used both horizontal and vertical
- The air model is normally used on Blower line to stop steam or condensation entering in to the Blower Electrics.
- For use on 40mm pressure pipe.
- To use on 50mm pressure pipe. use a coupling or Hot Air gun to expand the pressure pipe